Shenzhen, Guangdong Province, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Shenzhen, Guangdong Province, China
AQI Trends: Highest and Lowest
Same Day Analysis (3rd October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 43 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Shenzhen, Guangdong Province, China
6 AM4th Oct 2025
6 PM
5 AM5th Oct 2025
AQI
AQI
71AQI
37AQI
In the last 24 hours,
Shenzhen's AQI reached its highest point of 71 at 3 PM during the Night, while the lowest point, 37, was recorded at 5 AM during the Night between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Shenzhen, Guangdong Province, China
29°C25/33°C
29°C26/35°C
27°C25/30°C
25°C24/27°C
26°C24/29°C
28°C24/32°C
28°C25/33°C
28°C25/32°C
28°C24/33°C
28°C25/33°C
28°C25/33°C
29°C25/33°C
28°C25/33°C
28°C25/33°C
25°C23/27°C
24°C24/25°C
26°C23/30°C
27°C23/33°C
25°C24/27°C
25°C24/26°C
25°C24/28°C
27°C22/32°C
28°C24/33°C
28°C25/31°C
27°C24/32°C
28°C24/33°C
28°C24/32°C
27°C24/31°C
28°C24/33°C
--°C/°C
--°C/°C
42AQI
40AQI
43AQI
41AQI
2025 Days Vs Air Quality
Shenzhen, Guangdong Province, China
70%
89
30%
39
Total number of days with different AQI categories in last 277 days in 2025 (88 days remaining)
Under WHO’s Safe Air Quality Limits: 70%
Health Risk Level:
Low
In 2025, 70% of 277 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Shenzhen, Guangdong Province, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
36AQI
49AQI
57AQI
59AQI
54AQI
48AQI
53AQI
56AQI
55AQI
51AQI
41AQI
48AQI
45AQI
35AQI
36AQI
34AQI
43AQI
43AQI
41AQI
37AQI
36AQI
34AQI
32AQI
30AQI
29AQI
28AQI
29AQI
31AQI
26AQI
27AQI
27AQI
29AQI
26AQI
27AQI
30AQI
41AQI
47AQI
48AQI
47AQI
58AQI
41AQI
50AQI
45AQI
44AQI
47AQI
52AQI
53AQI
53AQI
54AQI
59AQI
58AQI
58AQI
40AQI
41AQI
46AQI
45AQI
54AQI
61AQI
62AQI
63AQI
61AQI
61AQI
64AQI
56AQI
57AQI
53AQI
55AQI
57AQI
52AQI
49AQI
55AQI
63AQI
56AQI
47AQI
47AQI
51AQI
55AQI
48AQI
39AQI
46AQI
41AQI
37AQI
41AQI
42AQI
41AQI
46AQI
49AQI
44AQI
43AQI
48AQI
52AQI
56AQI
51AQI
49AQI
47AQI
49AQI
46AQI
46AQI
43AQI
41AQI
46AQI
44AQI
36AQI
39AQI
38AQI
41AQI
40AQI
39AQI
40AQI
41AQI
41AQI
51AQI
52AQI
45AQI
47AQI
41AQI
50AQI
52AQI
39AQI
36AQI
41AQI
36AQI
38AQI
36AQI
44AQI
41AQI
45AQI
43AQI
47AQI
39AQI
51AQI
49AQI
43AQI
43AQI
No. of days
202545AQI
Highest AQI recorded in
July51AQI
Lowest AQI recorded in
June39AQI
Most & Least Polluted Years Over the Last 1 Years
Shenzhen's annual 2025 AQI (45) shows an average percentage change of NaN% (improved AQI) compared to previous years: .